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1、阅读专项训练三 科普说明一、医药和健康1HealthyHabits,HealthyBodyFeelingtiredlately?Hasthedoctorsaidhecannotfindanythingwrongwithyou?Perhapshesentyoutoahospital,butalltheadvancedequipmentthereshowsthatthereisnothingwrong.Thenconsiderthis,youmightbeinastateofsubhealth(亚健康).Subhealth,alsocalledtheth
2、irdstateorgreystate,isexplainedasaborderline(不明确的)statebetweenhealthanddisease.AccordingtoaninvestigationbytheNationalHealthOrganization,over45percentofsubhealthypeoplearemiddle-agedorelderly.Thepercentageisevenhigheramongpeoplewhoworkinmanagementpositionsaswellasstudentsaround
3、examtime.Symptoms(症状)includealackofenergy,depression,slowreactions,insomnia(失眠),agitation(焦虑),andpoormemory.Othersymptomsincludeshortnessofbreath,sweatingandachinginthewaistandlegs.Thekeytopreventingandrecoveringfromsubhealth,accordingtosomemedicalexperts,istoformgoodlivinghabi
4、ts,alternateworkwithrest,exerciseregularly,andtakepartinopenairactivities.Asformeals,peopleareadvisedtoeatlesssaltandsugar.Theyshouldalsoeatmorefreshvegetables,fruits,fishbecausetheyarerichinnutritional(营养的)elements—vitaminsandtraceelements(微量元素)—thatareimportanttothebody.Nutri
5、tionexpertspointoutthatitisnotgoodtoeattoomuchatonemealbecauseitmaycauseunhealthychangesinthedigestivetract(消化道).Theyalsosaythatabalanceddietisveryhelpfulinavoidingsubhealth.1.Accordingtothispassage,whichofthefollowingisright?A.Whenyouareinastateofsubhealth,youshouldstayhomeand
6、keepsilent.B.Whenyouareinastateofsubhealth,youshouldgotoseeadoctorandbuysomemedicine.C.Whenyouareinastateofsubhealth,youshouldhaveyourselfexaminedinforeigncountries.D.Whenyouareinastateofsubhealth,youshouldfindoutthereasonsandrelaxyourself.2.Middle-agedpeoplemayfeelsubhealthy,b
7、ecause_________.A.theyhaveuseduptheirenergyB.theyhavelosttheirlivinghopeC.theyhavemorepressureinlifeandworkD.theybegintogetolder3.Theanswerofpreventingyoufallingintoastateofsubhealthisthatyoushould_________.A.workhardB.sleepmoreC.keeprelaxedD.takemoremedicine4.Asforfood,experts
8、suggestthat____________.A.weshouldnevereatmeatC.weshou
